| Clarkson Waghunde Kh. | India Standard Time | 02:30 |
| Clarkson Saint-Jean-Cap-Ferrat | Central European Time | 06:00 |
| Clarkson Wagoner | Central Time | 13:00 |
| Clarkson Saint Johns | Eastern Time | 12:00 |
| Clarkson Wagrain | Central European Time | 06:00 |
| Clarkson Saint John | Central Time | 13:00 |
| Clarkson Wakefield | Eastern Time | 12:00 |
| Clarkson Saint-Hubert | Central European Time | 06:00 |
| Clarkson Wakan | Gulf Standard Time | 04:00 |
| Clarkson Sans Souci | Eastern Australia Time | -02:00 |
| Clarkson Xuchang | China Time | 00:00 |
| Clarkson Sankari | India Standard Time | 02:30 |
| Clarkson Xuzhou | China Time | 00:00 |
| Clarkson Sanibel | Eastern Time | 12:00 |
| Clarkson Yaliyuru | India Standard Time | 02:30 |
| Clarkson Sankt Olof | Central European Time | 06:00 |
| Clarkson Yallabatharra | Western Australia Time | 00:00 |
| Clarkson Sankt Blasien | Central European Time | 06:00 |
| Clarkson Yallambie | Eastern Australia Time | -02:00 |
| Clarkson Sankt Ibb | Central European Time | 06:00 |
| Clarkson Saint Leonards | Eastern Australia Time | -02:00 |
| Clarkson Saint Leonards | United Kingdom Time | 07:00 |
| Clarkson Saint-Leonard | Eastern Time | 12:00 |
| Clarkson Saint Julian's | Central European Time | 06:00 |
| Clarkson Saint-Just-Saint-Rambert | Central European Time | 06:00 |
| Clarkson Saint-Joseph-de-Beauce | Eastern Time | 12:00 |
| Clarkson Saint-Joseph-du-Lac | Eastern Time | 12:00 |
| Clarkson Sângeorgiu de Mureș | Eastern European Time | 05:00 |
| Clarkson Saint-Martin-de-Belleville | Central European Time | 06:00 |
| Clarkson Saint-Marcel-Campes | Central European Time | 06:00 |
| Clarkson Saint Margrethen | Central European Time | 06:00 |
| Clarkson Saint Lucia | Eastern Australia Time | -02:00 |
| Clarkson Zermatt | Central European Time | 06:00 |
| Clarkson Zephyr | Eastern Time | 12:00 |
| Clarkson Zephyrhills | Eastern Time | 12:00 |
| Clarkson Zeven | Central European Time | 06:00 |
| Clarkson Zero Branco | Central European Time | 06:00 |
| Clarkson Zanzibar Town | East Africa Time | 05:00 |